cros: CustomFrameViewAsh avatar icon from a window prop

ash/shell_delegate.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ASH_SHELL_DELEGATE_H_
 #define ASH_SHELL_DELEGATE_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 22 matching lines @@
 
 namespace ui {
 class MenuModel;
 }
 
 namespace ash {
 
 class AccessibilityDelegate;
 class GPUSupport;
 class PaletteDelegate;
-class SessionStateDelegate;
 class Shelf;
 struct ShelfItem;
 class SystemTrayDelegate;
 class WallpaperDelegate;
 
 // Delegate of the Shell.
 class ASH_EXPORT ShellDelegate {
  public:
   // The Shell owns the delegate.
   virtual ~ShellDelegate() {}
@@ skipping 41 matching lines @@
   // TODO(msw): Refine ChromeLauncherController lifetime management.
   virtual void ShelfInit() = 0;
   virtual void ShelfShutdown() = 0;
 
   // Creates a system-tray delegate. Shell takes ownership of the delegate.
   virtual SystemTrayDelegate* CreateSystemTrayDelegate() = 0;
 
   // Creates a wallpaper delegate. Shell takes ownership of the delegate.
   virtual std::unique_ptr<WallpaperDelegate> CreateWallpaperDelegate() = 0;
 
-  // Creates a session state delegate. Shell takes ownership of the delegate.
-  virtual SessionStateDelegate* CreateSessionStateDelegate() = 0;
-
   // Creates a accessibility delegate. Shell takes ownership of the delegate.
   virtual AccessibilityDelegate* CreateAccessibilityDelegate() = 0;
 
   virtual std::unique_ptr<PaletteDelegate> CreatePaletteDelegate() = 0;
 
   // Creates a menu model for the |shelf| and optional shelf |item|.
   // If |item| is null, this creates a context menu for the wallpaper or shelf.
   virtual ui::MenuModel* CreateContextMenu(Shelf* shelf,
                                            const ShelfItem* item) = 0;
 
@@ skipping 22 matching lines @@
   // if both local state and user prefs are enabled, otherwise disabled.
   virtual void UpdateTouchscreenStatusFromPrefs() = 0;
 
   // Toggles the status of touchpad between enabled and disabled.
   virtual void ToggleTouchpad() {}
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_DELEGATE_H_